(0 19 17)(1 16 4)(2 20 14)(3 7 5)(6 10 8)(9 13 11)(12 18 15)
ALLOWS (11/8)-SEQUENCE
1: (4 6 16)

(0 19 17)(1 16 10 8 6)(2 20 14)(3 7 5)(4)(9 13 11)(12 18 15)
2: (3 7 5)

(0 19 17)(1 16 10 8 6)(2 20 14)(3)(4)(5)(7)(9 13 11)(12 18 15)
3: (1 8 6)

(0 19 17)(1)(2 20 14)(3)(4)(5)(6)(7)(8 16 10)(9 13 11)(12 18 15)
4: (2 20 14)

(0 19 17)(1)(2)(3)(4)(5)(6)(7)(8 16 10)(9 13 11)(12 18 15)(14)(20)